题目内容
() 4. A: Whose pens are these? B :They’re.
A. Wang Bing B. Wang Bing's
() 5. A: Try these. B: .
A. All right. B. I think so.
4~5 B A
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题目内容
() 4. A: Whose pens are these? B :They’re.
A. Wang Bing B. Wang Bing's
() 5. A: Try these. B: .
A. All right. B. I think so.
4~5 B A